#bannercontent {
    height: 100%;
    min-height: 100%;
}
#bannerblock{ float:left; width:100%; max-width: 960px; position: relative; }
#bannerblock img {
    max-width: 100%;
    display: inline-block;
}
#bannerblock a.one{ height:90%; width:49.5%; position: absolute; top:0%; left:0%; display:block; color:transparent;}
#bannerblock a.two{ height:90%; width:49.5%; position: absolute; top:0%; left:50.5%; display:block; color:transparent;}
#bannercontent.mobile #bannerblock img.img-responsive {
    max-height: 80px;
}